Hi Nathan, Thank you for the patch! Yet something to improve:
[auto build test ERROR on powerpc/next] [also build test ERROR on linus/master v5.15-rc2 next-20210920] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Nathan-Lynch/CPU-DLPAR-hotplug-for-v5-16/20210920-215907 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-allmodconfig (attached as .config) compiler: powerpc64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/72ea4c8a5398a4a72da34051a66f260ab0154f57 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Nathan-Lynch/CPU-DLPAR-hotplug-for-v5-16/20210920-215907 git checkout 72ea4c8a5398a4a72da34051a66f260ab0154f57 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>): arch/powerpc/platforms/pseries/hotplug-cpu.c: In function 'dlpar_cpu': >> arch/powerpc/platforms/pseries/hotplug-cpu.c:746:13: error: variable 'count' >> set but not used [-Werror=unused-but-set-variable] 746 | u32 count, drc_index; | ^~~~~ cc1: all warnings being treated as errors vim +/count +746 arch/powerpc/platforms/pseries/hotplug-cpu.c ac71380071d19d Nathan Fontenot 2015-12-16 743 ac71380071d19d Nathan Fontenot 2015-12-16 744 int dlpar_cpu(struct pseries_hp_errorlog *hp_elog) ac71380071d19d Nathan Fontenot 2015-12-16 745 { ac71380071d19d Nathan Fontenot 2015-12-16 @746 u32 count, drc_index; ac71380071d19d Nathan Fontenot 2015-12-16 747 int rc; ac71380071d19d Nathan Fontenot 2015-12-16 748 ac71380071d19d Nathan Fontenot 2015-12-16 749 count = hp_elog->_drc_u.drc_count; ac71380071d19d Nathan Fontenot 2015-12-16 750 drc_index = hp_elog->_drc_u.drc_index; ac71380071d19d Nathan Fontenot 2015-12-16 751 ac71380071d19d Nathan Fontenot 2015-12-16 752 lock_device_hotplug(); ac71380071d19d Nathan Fontenot 2015-12-16 753 ac71380071d19d Nathan Fontenot 2015-12-16 754 switch (hp_elog->action) { ac71380071d19d Nathan Fontenot 2015-12-16 755 case PSERIES_HP_ELOG_ACTION_REMOVE: 72ea4c8a5398a4 Nathan Lynch 2021-09-20 756 if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_INDEX) { ac71380071d19d Nathan Fontenot 2015-12-16 757 rc = dlpar_cpu_remove_by_index(drc_index); 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 758 /* 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 759 * Setting the isolation state of an UNISOLATED/CONFIGURED 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 760 * device to UNISOLATE is a no-op, but the hypervisor can 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 761 * use it as a hint that the CPU removal failed. 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 762 */ 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 763 if (rc) 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 764 dlpar_unisolate_drc(drc_index); 29c9a2699e71a7 Daniel Henrique Barboza 2021-04-16 765 } ac71380071d19d Nathan Fontenot 2015-12-16 766 else ac71380071d19d Nathan Fontenot 2015-12-16 767 rc = -EINVAL; ac71380071d19d Nathan Fontenot 2015-12-16 768 break; 90edf184b9b727 Nathan Fontenot 2015-12-16 769 case PSERIES_HP_ELOG_ACTION_ADD: 72ea4c8a5398a4 Nathan Lynch 2021-09-20 770 if (hp_elog->id_type == PSERIES_HP_ELOG_ID_DRC_INDEX) 90edf184b9b727 Nathan Fontenot 2015-12-16 771 rc = dlpar_cpu_add(drc_index); 90edf184b9b727 Nathan Fontenot 2015-12-16 772 else 90edf184b9b727 Nathan Fontenot 2015-12-16 773 rc = -EINVAL; 90edf184b9b727 Nathan Fontenot 2015-12-16 774 break; ac71380071d19d Nathan Fontenot 2015-12-16 775 default: ac71380071d19d Nathan Fontenot 2015-12-16 776 pr_err("Invalid action (%d) specified\n", hp_elog->action); ac71380071d19d Nathan Fontenot 2015-12-16 777 rc = -EINVAL; ac71380071d19d Nathan Fontenot 2015-12-16 778 break; ac71380071d19d Nathan Fontenot 2015-12-16 779 } ac71380071d19d Nathan Fontenot 2015-12-16 780 ac71380071d19d Nathan Fontenot 2015-12-16 781 unlock_device_hotplug(); ac71380071d19d Nathan Fontenot 2015-12-16 782 return rc; ac71380071d19d Nathan Fontenot 2015-12-16 783 } ac71380071d19d Nathan Fontenot 2015-12-16 784 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip